One of the most common mistakes new exercisers make is not measuring the intensity of their cardio workouts. Guidelines say that aerobic exercise should be “moderate” or “challenging,” but what does that feel like? You might m... Read more
Imagine you’re driving on a country road. You’re enjoying the ride and noticing the cars that you pass along the way, excited to get to your destination. Suddenly you see those familiar red and blue lights flashing in your rearview mirror... Read more
Wouldn’t it be great if all the fat-burning secrets you see in magazine ads and TV infomercials actually worked? If sauna suits, cellulite-shrinking creams, herbal wraps, and pills designed to “boost metabolism and melt fat away” di... Read more
Fifteen minutes into my first Orangetheory Fitness workout, I was hooked. The music was energetic, the group's spirits were high and, despite my overwhelming hatred for running, I actually thought I had pretty decent form as I pounded the (treadm... Read more
SparkPeople’s Exercise Reference Guides offer an in-depth look at the principles of fitness.
What is Aerobic Exercise?
The American College of Sports Medicine (ACSM) defines aerobic exercise as "any activity that uses large muscle... Read more
Having a hard time exercising in your target heart rate zone? Maybe you need to check your resting heart rate! If you are getting regular cardio, your resting heart rate will decrease. Since your target heart rate is based on your resting heart ra... Read more
Before I had a heart rate monitor I was totally overestimating my calorie burn and underestimating my calorie intake. My heart rate monitor detects how many cals I burn, what my heart rate is at so I can make sure to stay in my fat burning zone, and... Read more
Do you ever wonder how accurate the numbers you get from exercise machines or on-line trackers are when it comes to calories burned during exercise?You probably should, because chances are they aren’t very accurate--especially for some of the n... Read more
When someone asks me whether X, Y or Z counts as "exercise" or "cardio," my first response is always, "Well, what does your heart rate tell you?"Measuring your heart rate is an important action for every exerciser. It le... Read more
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